针对西部大开发指出大中小城市中根据不同建筑结构体系生产不同砌块的发展方向 ,为此提出了国产砌块成型机械需解决的几个问题。 In view of the development of the western region, the development direction of producing different blocks based on different building structural systems in large, medium and small cities was pointed out. To this end, several problems that need to be solved for domestic block forming machines were proposed.